BY WILLIAM A. HASWELL, M.A., B.SC. 433 



superior and inferior borders, the inuer surface smooth, the outer 

 surface obscurely tuberculated towards the middle. 



Hah. Auckland (Macleay Museum) ; Port Jackson (Australian 

 Museum). 



Genus Acilzeus, Leach. 



4. Achams breviceps, sp. nov. 



Female. Carapace smooth, hairy at the sides ; regions well- 

 defined ; cardiac region prominent ; a low angular elevation on 

 the hepatic region. Rostrum very short. Frontal region very 

 short, with a well-marked mesial furrow. Eye peduncles rather 

 long, as long as the front, Arm trigonal ; wrist smooth, rounded ; 

 palm compressed and longitudinally ridged ; ringers as long as 

 the palm, slightly incurved, acute, toothed, meeting throughout 

 the entire length of their inner edges. Second pair of limbs 

 three times as long as the post-frontal region of the carapace ; 

 dactylos filiform. Following pairs of limbs decreasing in length 

 backwards ; dactyli falciform. Length J in. 



Hal. Port Jackson. 



Genus Camposcia, Latr. 

 5. Camposcia retusa, Latr. 



Camposcia retusa, Latr. R. An. 2e ed., t. iv., p. 60 ; Gnerin, Icon. Crust., pi. 

 ix., fig. 1 ; Milne-Edw., Hist. Nat. Crust., tome i., p. 283, pi. xv., figs. 

 15, 16 ; A. Milne-Edwards, Now. Arch, du Mus., t. viii., p. 255, (1872). 



Hah. Seas of Asia ; New Caledonia (Paris Museum) ; Cape 

 Grenville ("Chevert" Exped.); Port Denison (Australian 

 Museum). 



Genus Oncinopus, De Haan. 



6. Oncinopus angidatus, sp. nov. 



Carapace triangular, much depressed behind. Gastric region 

 elevated ; cardiac region slightly elevated in the centre, with two 



